Thanks, brainliest, and 5 stars!! Johnetta was simplifying 7/9 divided by 3/8 and her work is shown below. Identify where she made her error.

Original problem: 7/9 divided by 3/8.

Step 1: 7/9 multiplied by 3/8.

Step 2: 7 times 3/9 times 8 .

Step 3: 21/72.

Step 4: 7/24.

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Answer pls man im trying to get out of summer school